Bayonet-type filter connection Lightweight, well-balanced with soft silicone faceseal ensures comfort during long periods of work Four-strap suspension means the mask is easy to put on and take off Large polycarbonate lens offers good visibility and that complies to relevant performance requirements of EN166:B 3M™ Cool Flow™ Valve helps reduce heat and moisture build-up and provides less restriction to your breathing Connects to a broad range of twin, lightweight filters, depending on your individual needs for protection against gases, vapours and particulates Use with 3M 6000 Series Combination Cartridges to help filter particulates in addition to gases and vapours Can be used with 3M™ Supplied Air Systems for your increased convenience and flexibility Designed for use in multiple industrial applications Not for use in environments that are immediately dangerous to life or health (IDLH) or contain hazardous levels of airborne particulates